Weather archive in Washington / Ronald Reagan (airport)

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Date / Local time		T	Po	P	Pa	U	DD	Ff	ff10	ff3	N	WW	W1	W2	Tn	Tx	Cl	Nh	H	Cm	Ch	VV	Td	RRR	tR	E	Tg	E'	sss
2025 April 27, Sunday	11	16.1 61	764.6 30.1 1019.38 1019.38	766.2 30.17 1021.52 1021.52	0.4 0.02 0.53 0.53	35	Wind blowing from the north-west	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft)	15 m/s 54 km/h 34 mph 29 knots 7 Bft		50%. 5/10. 4 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	0.6 33
	08	11.0 52	764.2 30.09 1018.85 1018.85		1.1 0.04 1.47 1.47	50	Wind blowing from the north-west	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft)	11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft		70 – 80%. 7/10 – 8/10. 6 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	1.0 34
	05	11.0 52	763.1 30.04 1017.38 1017.38		0.0 0 0 0	54	Wind blowing from the north-northwest	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft)	12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft		20–30%. 2/10–3/10. 2 oktas								1000-1500 3281-4921			16.0 9.9	2.0 36
	02	12.0 54	763.1 30.04 1017.38 1017.38		1.0 0.04 1.33 1.33	51	Wind blowing from the north-northwest	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft)	11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft		20–30%. 2/10–3/10. 2 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	2.0 36
April 26, Saturday	23	13.0 55	762.1 30 1016.05 1016.05		3.3 0.13 4.4 4.4	55	Wind blowing from the north-northwest	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft)			20–30%. 2/10–3/10. 2 oktas								2000-2500 6562-8202			16.0 9.9	4.0 39
	20	18.9 66	758.8 29.87 1011.65 1011.65	760.5 29.94 1013.92 1013.92	3.3 0.13 4.4 4.4	50	Wind blowing from the north-west	Strong breeze (12 m/s) (43 km/h) (27 miles/hour) (23 knots) (6 Bft)	17 m/s 61 km/h 38 miles/hour 33 knots 7 Bft		50%. 5/10. 4 oktas				18.9 66	25.0 77			2000-2500 6562-8202			16.0 9.9	8.3 47	8.0 0.31	6
	17	22.2 72	755.5 29.74 1007.25 1007.25	757.1 29.81 1009.38 1009.38	-0.8 -0.03 -1.07 -1.07	79	Wind blowing from the south	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas	Rain, not freezing, continuous, slight at time of observation.							1000-1500 3281-4921			6.0 3.7	18.3 65	4.0 0.16	3
	14	24.4 76	756.3 29.78 1008.32 1008.32	757.9 29.84 1010.45 1010.45	-0.5 -0.02 -0.67 -0.67	74	Wind blowing from the south-west	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas				20.6 69	24.4 76			300-600 984-1968			16.0 9.9	19.4 67	0.5 0.02	6
	11	21.7 71	756.8 29.8 1008.98 1008.98	758.5 29.86 1011.25 1011.25	-0.8 -0.03 -1.07 -1.07	79	Wind blowing from the south-southwest	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft)			100%. 10/10. 8 oktas								300-600 984-1968			16.0 9.9	17.8 64	0.3 0.01	3